题目内容
脱式计算,怎样简便就怎样算.
101×
| (4
| (0.92+
| ||||||||||||||||||||||
36×(
|
|
|
(1)101×
=(102-1)×
=102×
-
=99-
=98
(2)(4
-3
)÷(
+
)
=1
÷
=
×2
=
;
(3)(0.92+
)÷(4-2
)
=(
+
)÷1
=1×
=
;
(4)36×(
+
-
)
=36×
+36×
-36×
=24+6-27
=3;
(5)
×
+
×
=
×(
+
)
=
×2
=
;
(6)
÷〔
-(
+
)〕
=
÷(
-
-
)
=
÷
=
×3
=
.
| 99 |
| 102 |
=(102-1)×
| 99 |
| 102 |
=102×
| 99 |
| 102 |
| 99 |
| 102 |
=99-
| 99 |
| 102 |
=98
| 1 |
| 34 |
(2)(4
| 5 |
| 6 |
| 3 |
| 4 |
| 3 |
| 14 |
| 2 |
| 7 |
=1
| 1 |
| 12 |
| 7 |
| 14 |
=
| 13 |
| 12 |
=
| 13 |
| 6 |
(3)(0.92+
| 2 |
| 25 |
| 7 |
| 9 |
=(
| 23 |
| 25 |
| 2 |
| 25 |
| 2 |
| 9 |
=1×
| 9 |
| 11 |
=
| 9 |
| 11 |
(4)36×(
| 2 |
| 3 |
| 1 |
| 6 |
| 3 |
| 4 |
=36×
| 2 |
| 3 |
| 1 |
| 6 |
| 3 |
| 4 |
=24+6-27
=3;
(5)
| 13 |
| 8 |
| 3 |
| 7 |
| 3 |
| 8 |
| 3 |
| 7 |
=
| 3 |
| 7 |
| 13 |
| 8 |
| 3 |
| 8 |
=
| 3 |
| 7 |
=
| 6 |
| 7 |
(6)
| 4 |
| 9 |
| 5 |
| 6 |
| 1 |
| 6 |
| 1 |
| 3 |
=
| 4 |
| 9 |
| 5 |
| 6 |
| 1 |
| 6 |
| 1 |
| 3 |
=
| 4 |
| 9 |
| 1 |
| 3 |
=
| 4 |
| 9 |
=
| 4 |
| 3 |
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